| 摘要 | 第1-5页 |
| Abstract | 第5-7页 |
| Acknowledgements | 第7-11页 |
| hapter One Introduction | 第11-17页 |
| ·New Requirements for English Learners | 第11-13页 |
| ·Current Situations of English Majors’ Writing | 第13-15页 |
| ·The Necessity and Significance of the Research | 第15-16页 |
| ·Layout of the Study | 第16-17页 |
| Chapter Two Literature Review | 第17-37页 |
| ·Introduction of Problem-Based Learning | 第17-29页 |
| ·Origin and Development of Problem-Based Learning | 第17-18页 |
| ·Definitions of Problem-Based Learning | 第18-21页 |
| ·Characteristics of Problem-Based Learning | 第21-24页 |
| ·Theoretical Basis of Problem-Based Learning | 第24-27页 |
| ·Previous Studies on Problem-Based Learning Abroad and at Home | 第27-29页 |
| ·English Writing Teaching and Problem-Based Learning | 第29-33页 |
| ·Main Approaches to Study English Writing | 第29-30页 |
| ·English Writing Teaching in China | 第30-32页 |
| ·The Contemporary Situation of Writing Teaching in China | 第30-31页 |
| ·Main Approaches to Instruct English Writing in China | 第31-32页 |
| ·Advantages of Problem-Based Learning in English Writing Teaching | 第32-33页 |
| ·Critical Thinking and Problem-Based Learning | 第33-37页 |
| ·Definitions of Critical Thinking | 第33-34页 |
| ·Previous Studies of Critical Thinking in English Teaching | 第34-35页 |
| ·Advantages of Problem-Based Learning in Critical Thinking Cultivation | 第35-37页 |
| Chapter Three Methodology | 第37-49页 |
| ·Research Questions | 第37-38页 |
| ·Subjects | 第38页 |
| ·Instruments | 第38-41页 |
| ·Questionnaire | 第38-39页 |
| ·Writing Test Taken from Test for English Major Grade Eight | 第39-40页 |
| ·Students’ Critical Thinking Disposition Test | 第40-41页 |
| ·Research Procedures | 第41-49页 |
| ·The Basic Introduction of the Whole Experiment | 第41-42页 |
| ·Specific Teaching Procedures in the Experimental Class | 第42-47页 |
| ·Specific Teaching Procedures in the Control Class | 第47-49页 |
| Chapter Four Results and Discussions | 第49-68页 |
| ·Results Obtained from Questionnaires and Discussions | 第49-52页 |
| ·Results Obtained from Tests of TEM8 Writing and Discussions | 第52-57页 |
| ·Results Obtained from Critical Thinking Disposition Tests and Discussions | 第57-67页 |
| ·Summary | 第67-68页 |
| Chapter Five Conclusions | 第68-72页 |
| ·Conclusions and Findings of the Research | 第68-70页 |
| ·Pedagogical Implications of the Research | 第70-71页 |
| ·Limitations and Suggestions for Future Study | 第71-72页 |
| References | 第72-78页 |
| Appendix Ⅰ Questionnaire on English Majors’ Writing Learning and Teaching | 第78-80页 |
| Appendix Ⅱ Standard Scoring Description for TEM 8 Writing | 第80-82页 |
| Appendix Ⅲ Collected Data from the Questionnaires in the Experimental Class before and after the Experiment | 第82-84页 |
| Appendix Ⅳ Collected Data from the Questionnaires in the Experimental Class and Control Class | 第84-86页 |
| Appendix Ⅴ 批判性思维倾向测量表 | 第86-88页 |
